Architectural ornaments

Wiktionary Word definitions in Wiktionary
n. (plural of gutta English)

WordNet Word definitions in WordNet
See gutta

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Gutta \Gut"ta\, n.; pl. Gutt[AE] . [L.] A drop. (Arch.) One of a series of ornaments, in the form of a frustum of a cone, attached to the lower part of the triglyphs, and also to the lower faces of the mutules, in the Doric order; -- called also campana ...

Wikipedia Word definitions in Wikipedia
In medicine , guttae , the plural of gutta , is Latin for drops . It is frequently abbreviated as gtts ( gtt for singular ) and often seen on prescriptions . Other sources abbreviate gt for singular, and gtt for plural.